main
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Last change
on this file was 81bc7da, checked in by Klimentina Efremova <klimentina08642@…>, 3 months ago |
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Initial commit
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-
Property mode
set to
100644
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File size:
733 bytes
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| 1 | var fs = require('fs');
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| 2 | var path = require('path');
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| 3 | const supportsColor = require('supports-color');
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| 4 |
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| 5 | module.exports = help;
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| 6 |
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| 7 | const highlight = supportsColor.stdout ? '\x1B\[$1m' : '';
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| 8 |
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| 9 | function help(item) {
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| 10 | if (!item) {
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| 11 | item = 'help';
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| 12 | } else if (item === true) { // if used with -h or --help and no args
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| 13 | item = 'help';
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| 14 | }
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| 15 |
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| 16 | // cleanse the filename to only contain letters
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| 17 | // aka: /\W/g but figured this was eaiser to read
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| 18 | item = item.replace(/[^a-z]/gi, '');
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| 19 |
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| 20 | try {
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| 21 | var dir = path.join(__dirname, '..', '..', 'doc', 'cli', item + '.txt');
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| 22 | var body = fs.readFileSync(dir, 'utf8');
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| 23 | return body.replace(/\\x1B\[(.)m/g, highlight);
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| 24 | } catch (e) {
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| 25 | return '"' + item + '" help can\'t be found';
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| 26 | }
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| 27 | }
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